1. highest frequency

The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.

25000Hz

Sony MDR-Z1R: 120000Hz

20000Hz

2. lowest frequency

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

15Hz

Sony MH1CBLK: 1Hz

20Hz

3. weight

1g lighter.

290g

Sony MDR-EX150AP: 3g

289g

4. has sound isolation/passive noise reduction

The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

45% have it

5. impedance

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.

32 Ohms

Flips Solo 2 Social: 4 Ohms

32 Ohms

6. sound pressure level

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

100dB/mW

AKG K553 Pro: 144dB/mW

93dB/mW

7. has a detachable cable

With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

39% have it

8. can be folded

Folding devices are good for transporting as they take up less space in your bag.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

32% have it

9. has an in-line control panel

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

45% have it

10. can be used as a headset

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

40% have it

11. has stereo speakers

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

78% have it

12. has an over-the-ear form

Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

41% have it

13. travel bag is included

The device comes with its own special case or pouch, which is useful for safe transportation.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

63% have it

14. has a straight plug

A straight plug is better when the jack is on the top or bottom of your player.

16. has included ear pads

17. has an L-shaped plug

An L-shaped plug is better if the jack is on the left or right side of the device, so that the cable isn't bent, and is less likely to break when the device is in your pocket.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

31% have it

18. control panel placed on a device

There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

16% have it

19. has active noise canceling/noise reduction

This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

12% have it

20. has a battery level indicator

An indicator shows you when the device has low battery.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

11% have it

21. number of microphones

More microphones result in better sound quality and enable the device to filter out background noise.

2

Parrot Zik Sport: 8

2

22. has a 3.5mm male connector

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

84% have it

23. Bluetooth version

0 newer Bluetooth version.

4

Jabra Elite Active 65t: 5

4

24. has a rechargeable battery

The battery can be recharged and used over again.

Phiaton Chord MS 530

Plantronics BackBeat Pro 2

12% have it

25. has a noise canceling microphone

These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.

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